[Bug tree-optimization/82381] [8 Regression] internal compiler error: qsort checking failed

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82381

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Oct  4 07:52:26 2017
New Revision: 253396

URL: https://gcc.gnu.org/viewcvs?rev=253396&root=gcc&view=rev
Log:
        PR tree-optimization/82381
        * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
        oeN->rank first.  Return 1 or -1 if one op is SSA_NAME and the other
        is not.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c